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Heat Pump Calculator

Calculate the costs and savings of a heat pump. With COP, electricity costs, subsidies and comparison to gas/oil.

Updated 2025 Data stays local

Note: These calculations are for informational purposes only and do not replace professional tax or financial advice. All information without guarantee.

Frequently Asked Questions

How much does a heat pump cost?

Including installation, an air-source heat pump costs 15,000-25,000 euros, a ground-source pump 20,000-35,000 euros. Government subsidies (BEG) can cover 30-70% of costs depending on the situation.

What is the COP of a heat pump?

The COP (Coefficient of Performance) indicates how much heat energy is produced per unit of electrical energy. A COP of 4 means 1 kWh of electricity produces 4 kWh of heat. Higher COP means better efficiency.

What is the Heat Pump Calculator?

The heat pump calculator computes the investment costs, operating costs and subsidies when switching to a heat pump.

How does the Heat Pump Calculator work?

Enter the heat demand and heat pump type. The calculator computes electricity consumption (heat demand / COP), annual heating costs and compares with the previous heating system. The BEG subsidy (up to 70%) is deducted.

Key Data and Facts

BEG subsidy 2025: 30% basic + 20% climate bonus + 30% income bonus. Max. 70%. Typical COP air-source: 2.5-4.0. Investment air-source heat pump: 15,000-25,000 euros.

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